Walking focuses not on the boundary lines of ownership that break the land into pieces but on the paths that function as a kind of circulatory system connecting the whole organism. Walking is, in this way, the antithesis of owning. –Rebecca Solnit
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“Vagrant lichens” are functional when unattached to any substrate. It is tempting to describe them as little tumbleweeds, but tumbleweeds only tumble after they die and the stalk breaks off. The ones in my hand here will go wherever the wind takes them– pretty dynamic for what can seem like one of the dullest forms of plant life.

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Rockworm has an undeniably spectral look– like the ghost of something that came before. As near as I can tell, science literally doesn’t know how these things reproduce. All we know is that they do– and are found on all the continents except Africa.